000 00314nam a2200133Ia 4500
008 210901s1971 xx 000 0 eng d
082 _a331.1 LER
100 _aLerner, A.P.
245 0 _aEconomic of employment
260 _aNew York
_bMcGraw Hill
_c1971
300 _a397
650 _aEconomics
942 _2ddc
_cBK
999 _c8083
_d8083